Preliminary Scientific Program

VLHC Workshop on Accelerator Technology

February 8-11, 1999

Monday Feb 8  Opening Session

Location: ARC Building Auditorium (Room #125)

9:00-9:05 Welcome and Announcements (Leemann)
9:05-9:25 VLHC steering committee goals & plans (Harrison)
9:30-10:10 Report from the VLHC workshop on magnets (Wanderer)
10:15-10:25 Coffee Break
10:30-11:10 Accelerator Physics Issues for the VLHC (Syphers)
11:15-11:45 Reliability/Availability Considerations for a VLHC (Dugan)
12:00-1:30 Lunch
1:30:2:00 Plans of the Working Groups

Locations of Working Group Sessions TBA
2:00-:5:00 Working Group Sessions

Tuesday Feb 9

Locations of Working Group Sessions TBA

9:00-5:00 Working Group Sessions

Wednesday Feb 10

9:00-12:00 Working Group Sessions
1:00-3:00 Tour of Jefferson Lab (time tentative)
3:00-5:00 Preparation of Working Group Conclusions
6:00-8:00 Dinner

Thursday  Feb 11 Closing Session

Location: ARC Building Auditorium (Room #125)

9:00-9:40 Report of the Instrumentation, Controls, and Alignment Group (MacKay)
9:45-10:25 Report of the Rf, Feedback, and Instabilities Group (Shiltsev)
10:30-11:10 Report of the Cyrogenics and Beam Screens Group (Rode)
11:15-11:30 Concluding Remarks (Marriner?)

 

Working Group Agendas

(tentative)

Instrumentation, Controls, and Alignment

Tom Shea: RHIC Instrumentation

Ruediger Schmidt: LHC and beyond considerations

Dejan Trbojevic: Crystal collimation, synchrotron radiation monitors

Keith Jobe: Radiation damage issues

Peter Lucas: Controls issues, Robots

Bill Foster: Task list for low-field magnet system

Peter Tenenbaum: NLC alignment issues

Rf, Feedback, and Instabilities

Mike Syphers: Acceleration scenario and RF requirements

Vladimir Shiltsev: TMCI at VLHC: RF parameters, RF quad, pipe asymmetry, FB, TMCI R&D proposal

Ernie Malamud: bunch spacing at the VLHC

Jim MacLachlan: Electron cooling at the VLHC

John Marriner: On resistive wall coupled-bunch instability and FB; FB to suppress TMCI, (NC vs SC RF at Tevatron)

Larry Doolittle: NC vs SC RF for the VLHC: past experience at large machines, first look into the VLHC system

Walter Barry: Feedback system(s) to stabilize beams.

Cyrogenics and Beam Screens

DRAFT AGENDA

OVERVIEW

Rode 20 min Hello, Charge, and General Cryogenic Issues

McAshan 20 min Low Field Cryogenic Design

Grobner 20 min High Field Beam Screen: LHC Design and VLHC Issues

 DISCUSSION OF COMMON HIGH & LOW FIELD ISSUES

 DISCUSSION LOW FIELD PARAMETERS AND ISSUES

 DISCUSSION HIGH FIELD PARAMETERS AND ISSUES

 NEEDED R&D

Vacuum instabilities

Super critical flow instabilities

2.0 K counter flow cooling

Other

rev. Feb. 5, 1999